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ISIN
US02155H2004
CUSIP
02155H200
IPO Date
Oct 6, 2005

Highlights

Market Cap
$364.67M
Enterprise Value
$267.07M
EPS (TTM)
-$0.92
Total Revenue (TTM)
$36.00K
Gross Profit (TTM)
-$14.92M
EBITDA (TTM)
-$93.48M
Year Range
$2.56 - $7.73
Target Price
$11.25
ROA (TTM)
-27.14%
ROE (TTM)
-32.07%

Share Price Chart


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Performance

ALT Performance Chart

Altimmune, Inc. (ALT) is down 18.8% since the beginning of the year. At $3 per share, ALT is trading 62.1% below its 52-week high of $8. Investors who bought $1,000 worth of ALT shares 5 years ago would now be looking at an investment worth $181.


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S&P 500 Index

Returns By Period

Altimmune, Inc. (ALT) has returned -18.84% so far this year and -58.32% over the past 12 months. Over the last ten years, ALT has returned -28.57% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.


Altimmune, Inc.

1D
8.52%
1M
1.03%
YTD
-18.84%
6M
-29.23%
1Y
-58.32%
3Y*
-9.17%
5Y*
-28.96%
10Y*
-28.57%

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

ALT Monthly Returns History

Based on dividend-adjusted daily data since Oct 6, 2005, ALT's average daily return is +0.12%, while the average monthly return is +2.22%. At this rate, an investment would double in approximately 2.6 years.

Historically, 41% of months were positive and 59% were negative. The best month was Dec 2023 with a return of +256.0%, while the worst month was Mar 2023 at -66.5%. The longest winning streak lasted 6 consecutive months, and the longest losing streak was 12 months.

On a daily basis, ALT closed higher 43% of trading days. The best single day was Sep 19, 2018 with a return of +285.5%, while the worst single day was Mar 21, 2023 at -54.7%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
202655.12%-23.04%-28.54%-15.58%17.31%-3.93%-18.84%
2025-7.91%0.15%-24.81%5.00%3.43%-28.73%-4.65%3.79%-1.57%7.43%29.88%-31.37%-49.93%
2024-16.09%28.18%-15.87%-35.66%14.66%-11.45%-4.36%5.35%-8.36%9.77%27.15%-15.87%-35.91%
2023-17.08%-7.70%-66.48%19.67%-20.00%-12.62%-6.23%-23.56%2.77%-7.31%31.12%256.01%-31.61%
2022-11.90%-8.18%-17.81%-25.78%11.95%131.23%2.65%83.85%-42.16%-1.80%-20.65%65.33%79.59%
202126.60%11.62%-11.36%2.41%-12.58%-22.13%-7.92%65.27%-24.55%-4.51%-2.87%-12.68%-18.79%

Benchmark Metrics

Altimmune, Inc. has an annualized alpha of 27.13%, beta of 0.52, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since October 06, 2005.

  • This stock participated in 156.67% of S&P 500 Index downside but only 31.11% of its upside - more exposed to losses than it benefited from rallies.
  • Beta of 0.52 may look defensive, but with R2 of 0.01 this stock is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this stock's risk.
  • R2 of 0.01 means this stock moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
27.13%
Beta
0.52
0.01
Upside Capture
31.11%
Downside Capture
156.67%

Return for Risk

Risk / Return Rank

ALT ranks 15 for risk / return — in the bottom 15% of stocks on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.


ALT Risk / Return Rank: 1515
Overall Rank
ALT Sharpe Ratio Rank: 1414
Sharpe Ratio Rank
ALT Sortino Ratio Rank: 2020
Sortino Ratio Rank
ALT Omega Ratio Rank: 1717
Omega Ratio Rank
ALT Calmar Ratio Rank: 88
Calmar Ratio Rank
ALT Martin Ratio Rank: 1616
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Altimmune, Inc. (ALT) and compare them to S&P 500 Index.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.


ALTBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-2.68

Sortino ratioReturn per unit of downside risk

-3.27

Omega ratioGain probability vs. loss probability

0.91

1.37

-0.45

Calmar ratioReturn relative to maximum drawdown

-0.88

2.78

-3.66

Martin ratioReturn relative to average drawdown

-1.16

12.44

-13.60

Dividends

Dividend History

Altimmune, Inc. provided a 0.00% dividend yield over the last twelve months, with an annual payout of $0.00 per share.


0.00%500.00%1,000.00%1,500.00%$0.00$200.00$400.00$600.00$800.00201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM202520242023202220212020201920182017
Dividend$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$873.00

Dividend yield

0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%1,462.31%

Monthly Dividends

The table displays the monthly dividend distributions for Altimmune, Inc.. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2021$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the Altimmune, Inc.. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Altimmune, Inc. was 99.63%, occurring on Nov 19, 2019. The portfolio has not yet recovered.

The current Altimmune, Inc. drawdown is 99.29%.


Related event

Drawdown

Fall

Recovery

Underwater

2019 bear market2019
-99.63%Nov 2019
2y 9mo
9y 4moFeb 2017 - now
Financial crisis2007–2009
-90.64%Nov 2008
2y 8mo8y 2mo
10y 11moMar 2006 - Feb 2017
2006 pullback2006
-4.98%Mar 2006
6d3d
9dFeb 2006 - Mar 2006
2005 pullback2005
-2.84%Nov 2005
1mo 2d1mo 20d
2mo 22dOct 2005 - Dec 2005
2006 pullback2006
-2.25%Feb 2006
8d8d
16dFeb 2006 - Feb 2006

Drawdown Indicators


ALTBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-99.63%

-56.78%

-42.85%

Max Drawdown (1Y)

Largest decline over 1 year

-66.41%

-9.10%

-57.31%

Max Drawdown (3Y)

Largest decline over 3 years

-81.25%

-18.90%

-62.35%

Max Drawdown (5Y)

Largest decline over 5 years

-90.45%

-25.43%

-65.02%

Max Drawdown (10Y)

Largest decline over 10 years

-99.63%

-33.92%

-65.71%

Current Drawdown

Current decline from peak

-99.29%

-1.80%

-97.49%

Average Drawdown

Average peak-to-trough decline

-78.91%

-10.71%

-68.20%

Ulcer Index

Depth and duration of drawdowns from previous peaks

50.09%

2.03%

+48.06%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Financials

Financial Performance

The chart below illustrates the trends in the financial health of Altimmune, Inc. over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.


Annual
Quarterly

0.0

Valuation

The Valuation section provides an overview of how Altimmune, Inc. is priced in the market compared to other companies in the Biotechnology industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.


PS Ratio

This chart shows the Price-to-Sales (P/S) ratio for ALT relative to other companies in the Biotechnology industry. Currently, ALT has a P/S ratio of 8,056.9. This P/S ratio is high relative to other companies in the industry. It could mean the stock is overvalued, or that investors expect strong future growth and profitability.

PB Ratio

The chart illustrates the Price-to-Book (P/B) ratio for ALT in comparison with other companies in the Biotechnology industry. Currently, ALT has a P/B value of 1.3. This P/B ratio is in line with the industry average, suggesting the stock is valued fairly in relation to its book value.

Income Statement



TTM
Revenue

Total Revenue

Cost Of Revenue

Gross Profit

Operating Expenses

Selling, General & Admin Expenses

R&D Expenses

Depreciation And Amortization

Total Operating Expenses

Income

Income Before Tax

Operating Income

EBITDA

EBIT

Earnings From Continuing Operations

Net Income

Income Tax Expense

Other Non-Operating Income (Expenses)

Extraordinary Items

Discontinued Operations

Effect Of Accounting Charges

Non Recurring

Minority Interest

Other Items

Interest Income

Interest Expense

Net Interest Income

Values in undefined except per share items
Portfolio Analyzer

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